Patents by Inventor Charles Csillag

Charles Csillag has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4015604
    Abstract: An absorbent product is provided with side leakage control means. The product comprises an absorbent element having first and second major surfaces and is provided with means for retarding premature failure by side leakage, these means comprising a narrow longitudinally extending zone along each of the side edges of the product but spaced away from each of the side edges. The zone is impregnated with a hydrophobic material from major surface to major surface and the extreme longitudinal portions of the absorbent element along the longitudinal edges are free of such impregnation.
    Type: Grant
    Filed: March 25, 1976
    Date of Patent: April 5, 1977
    Assignee: Personal Products Company
    Inventor: Charles Csillag